

package com.hazelcast.map.impl;

import com.hazelcast.internal.nio.IOUtil;
import com.hazelcast.internal.serialization.Data;
import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;
import com.hazelcast.nio.serialization.IdentifiedDataSerializable;

import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;

public class DataCollection implements IdentifiedDataSerializable {

    private Collection<Data> values;

    public DataCollection(Collection<Data> values) {
        this.values = values;
    }

    public DataCollection() {
    }

    public Collection<Data> getCollection() {
        return values;
    }

    @Override
    public void writeData(ObjectDataOutput out) throws IOException {
        int size = values.size();
        out.writeInt(size);
        for (Data o : values) {
            IOUtil.writeData(out, o);
        }
    }

    @Override
    public void readData(ObjectDataInput in) throws IOException {
        int size = in.readInt();
        values = new ArrayList<>(size);
        for (int i = 0; i < size; i++) {
            Data data = IOUtil.readData(in);
            values.add(data);
        }
    }

    @Override
    public int getFactoryId() {
        return MapDataSerializerHook.F_ID;
    }

    @Override
    public int getClassId() {
        return MapDataSerializerHook.DATA_COLLECTION;
    }
}
